body{margin:0;font-family: 'Montserrat', sans-serif;background: linear-gradient(45deg, #000, #555, #000) ;color:#fff;text-align:center;}
h1{padding:1rem;font-size:3rem;}
a{color:#fff;}

.platform{background:transparent; border-radius:1rem; border:1px solid #fff; display:inline-block; width:30%;}
.pl{left:10%;margin-right:10%;}
.pr{left:60%;}

input{padding:5px;border-radius:10px;width:80%;margin:auto;color:#fff;background:#222;border:1px solid #000;font-size:1rem;height:2rem;}
button{padding:0.5rem;border-radius:10px;margin:auto;color:#fff;background:#222;border:1px solid #000;font-size:1rem;height:2rem;}